RSS vs SWFObject

Head-to-head usage across the sites we track.

Top sites by authority

RSS · SWFObject · how many of each technology's sites sit in the web's highest authority tiers

Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.

By country

RSS · SWFObject · share of sites in each country using one or the other

United States 865,432

10,995

India 329,297

4,106

Germany 327,527

5,787

Japan 314,790

5,352

United Kingdom 281,660

5,017

Italy 272,529

4,644

France 271,657

5,138

Brazil 255,443

4,091

Audience countries from the Chrome UX Report, top markets of either technology.

Real user performance

Median site's p75 values from the Chrome UX Report, Sep 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.

Sites that switched

Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.

All RSS sites · All SWFObject sites